Compilare: user.cpp: In function ‘int main()’: user.cpp:78:37: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(d[ii.x][ii.y][ii.dirr] == i){ ^ user.cpp:79:38: warning: array subscript has type ‘char’ [-Wchar-subscripts] add(ii.x + di[ii.dirr], ii.y + dj[ii.dirr], ii.dirr, d[ii.x][ii.y][ii.dirr]); ^ user.cpp:79:58: warning: array subscript has type ‘char’ [-Wchar-subscripts] add(ii.x + di[ii.dirr], ii.y + dj[ii.dirr], ii.dirr, d[ii.x][ii.y][ii.dirr]); ^ user.cpp:79:91: warning: array subscript has type ‘char’ [-Wchar-subscripts] add(ii.x + di[ii.dirr], ii.y + dj[ii.dirr], ii.dirr, d[ii.x][ii.y][ii.dirr]); ^ user.cpp:81:47: warning: array subscript has type ‘char’ [-Wchar-subscripts] add(ii.x, ii.y, ad[ii.dirr][jj], d[ii.x][ii.y][ii.dirr] + 1); ^ user.cpp:81:75: warning: array subscript has type ‘char’ [-Wchar-subscripts] add(ii.x, ii.y, ad[ii.dirr][jj], d[ii.x][ii.y][ii.dirr] + 1); ^